Home | History | Annotate | Download | only in app_list 
      1 // Copyright 2014 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef CHROME_BROWSER_UI_APP_LIST_APP_LIST_SHOWER_VIEWS_H_
      6 #define CHROME_BROWSER_UI_APP_LIST_APP_LIST_SHOWER_VIEWS_H_
      7 
      8 #include "base/memory/scoped_ptr.h"
      9 #include "ui/gfx/native_widget_types.h"
     10 
     11 namespace app_list {
     12 class AppListView;
     13 }
     14 
     15 class AppListShowerDelegate;
     16 class AppListShowerUnitTest;
     17 class Profile;
     18 class ScopedKeepAlive;
     19 
     20 // Creates and shows an AppList as needed for non-Ash desktops. It is owned by
     21 // AppListServiceViews.
     22 class AppListShower {
     23  public:
     24   explicit AppListShower(AppListShowerDelegate* delegate);
     25   virtual ~AppListShower();
     26 
     27   void ShowForProfile(Profile* requested_profile);
     28   gfx::NativeWindow GetWindow();
     29 
     30   app_list::AppListView* app_list() { return app_list_; }
     31   Profile* profile() const { return profile_; }
     32 
     33   // Create or recreate, and initialize |app_list_| from |requested_profile|.
     34   void CreateViewForProfile(Profile* requested_profile);
     35 
     36   void DismissAppList();
     37 
     38   // Virtual functions mocked out in tests.
     39   virtual void HandleViewBeingDestroyed();
     40   virtual bool IsAppListVisible() const;
     41   void WarmupForProfile(Profile* profile);
     42   virtual bool HasView() const;
     43 
     44  protected:
     45   virtual app_list::AppListView* MakeViewForCurrentProfile();
     46   virtual void UpdateViewForNewProfile();
     47 
     48   // Shows the app list, activates it, and ensures the taskbar icon is updated.
     49   virtual void Show();
     50   virtual void Hide();
     51 
     52  private:
     53   friend class ::AppListShowerUnitTest;
     54 
     55   void ResetKeepAliveSoon();
     56   void ResetKeepAlive();
     57 
     58   AppListShowerDelegate* delegate_;  // Weak. Owns this.
     59 
     60   // The profile currently shown by |app_list_|.
     61   Profile* profile_;
     62 
     63   // The view, once created. Owned by native widget.
     64   app_list::AppListView* app_list_;
     65 
     66   // Used to keep the browser process alive while the app list is visible.
     67   scoped_ptr<ScopedKeepAlive> keep_alive_;
     68 
     69   bool window_icon_updated_;
     70 
     71   DISALLOW_COPY_AND_ASSIGN(AppListShower);
     72 };
     73 
     74 #endif  // CHROME_BROWSER_UI_APP_LIST_APP_LIST_SHOWER_VIEWS_H_
     75